TOP

Definition of cation noun from the Oxford Advanced Learner's Dictionary

cation

noun
 
/ˈkætaɪən/
 
/ˈkætaɪən/
 (chemistry, physics)
jump to other results
  1. an ion with a positive electrical charge compare anionTopics Physics and chemistryc2
    Word Originmid 19th cent.: from cata ‘alongside’ or from cathode, + ion.
See cation in the Oxford Advanced American DictionarySee cation in the Oxford Learner's Dictionary of Academic English
Check pronunciation: cation

Nearby words

alloy
noun
 
 
From the Topic
Physics and chemistry
C2
Oxford Learner's Dictionaries Word of the Day